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Roweite & Johnbaumite

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PMN629674

Roweite & Johnbaumite

Description Tabs

Description
Locality: 
Shijiangshan Mine, Hexigten Banner, Chifeng City, Inner Mongolia, China (Peoples Republic)
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
3 × 7 × 4 cm
Largest Crystal: 
3.00cm
Weight: 
87.00gr
Description

This is a fantastic combination specimen from the 2017 finds in Inner Mongolia featuring johnbaumite, roweite, andradite and minor olshanskyite and calcite. Very rich for the johnbaumite in these finds. 

Mineral Data
What's on the rock

Roweite

Formula: 
Ca2Mn2+2B4O7(OH)6
Strunz: 
6.DA.25
Hardness: 
5.0
Type Locality: 
Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA

Johnbaumite

Formula: 
Ca5(AsO4)3OH
Strunz: 
8.BN.05
Hardness: 
4.5
Streak: 
White
Type Locality: 
Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA